Advantix K9 11-20# 4 Pack

K9 Advantix Flea Treatment for Dogs 11-20 lbs, 4 Pack. Advantix repels and kills mosquitoes before they can bite. The vector of West Nile Virus, mosquitoes are a growing concern. Research demonstrates K9 Advantix kills up to 98.3% of mosquitoes and reduces their feeding up to 95.2%.